<script lang="ts" setup name="TopCategory">
import useStore from '@/store'
import { storeToRefs } from 'pinia';
import { watch, watchEffect } from 'vue';
import { useRoute } from 'vue-router'
import GoodsItem from "./components/goods-item.vue";

// 获取路由参数对象
const { category, home } = useStore()
home.getBannerList()
const { topCategory } = storeToRefs(category)
const route = useRoute()

watch(
    () => route.params.id,
    (value) => {
        if (route.fullPath === `/category/${value}`)
            category.getTopCategory(value as string)
    },
    {
        immediate: true,
    }
)

watchEffect(() => {
    // 只有是一级分类的情况下，才发送这个请求
    // console.log(route.fullPath)
    const id = route.params.id as string
    // console.log(route.fullPath, '=====', `/category/${id}`)
    if (route.fullPath === `/category/${id}`) {
        category.getTopCategory(id)
    }
})
</script>

<template>
    <div class="top-category">
        <div class="container">
            <!-- 渲染面包屑导航 -->
            <XtxBread>
                <XtxBreadItem to="/">首页</XtxBreadItem>
                <XtxBreadItem>{{ category.topCategory.name }}</XtxBreadItem>
            </XtxBread>
            <!-- 轮播图组件 -->
            <XtxCarousel :slides="home.bannerList" style="height: 500px" autoplay />
            <!-- 所有二级分类 -->
            <div class="sub-list">
                <h3>全部分类</h3>
                <ul>
                    <li v-for="item in topCategory.children" :key="item.id">
                        <a href="javascript:;">
                            <img :src="item.picture" />
                            <p>{{ item.name }}</p>
                        </a>
                    </li>
                </ul>
            </div>
            <!-- 分类关联商品 -->
            <div class="ref-goods" v-for="item in category.topCategory.children">
                <div class="head">
                    <h3>- {{ item.name }} -</h3>
                    <p class="tag">温暖柔软，品质之选</p>
                    <XtxMore />
                </div>
                <div class="body">
                    <GoodsItem v-for="goods in item.goods" :key="goods.id" :goods="goods" />
                </div>
            </div>
        </div>
    </div>
</template>

<style scoped lang="less">
.top-category {
    h3 {
        font-size: 28px;
        color: #666;
        font-weight: normal;
        text-align: center;
        line-height: 100px;
    }

    .sub-list {
        margin-top: 20px;
        background-color: #fff;

        ul {
            display: flex;
            padding: 0 32px;
            flex-wrap: wrap;

            li {
                width: 168px;
                height: 160px;

                a {
                    text-align: center;
                    display: block;
                    font-size: 16px;

                    img {
                        width: 100px;
                        height: 100px;
                    }

                    p {
                        line-height: 40px;
                    }

                    &:hover {
                        color: @xtxColor;
                    }
                }
            }
        }
    }
}

.ref-goods {
    background-color: #fff;
    margin-top: 20px;
    position: relative;

    .head {
        .xtx-more {
            position: absolute;
            top: 20px;
            right: 20px;
        }

        .tag {
            text-align: center;
            color: #999;
            font-size: 20px;
            position: relative;
            top: -20px;
        }
    }

    .body {
        display: flex;
        justify-content: flex-start;
        flex-wrap: wrap;
        padding: 0 65px 30px;
    }
}
</style>

